When money has been dear, local currencies have been created.
References
- In the Archives: Paper Pennies of Ypsi’s Past. Laura Bien. Feb 28 2010. Ann Arbor Chronicle
- Arbucks? Tree Town Tokens? What could we call Ann Arbor's local currency?. AnnArbor.com, October 2009
- Bankrupt vendor leaves those with Chamber of Commerce 'Ann Arbor Gold' in the cold, Ann Arbor News, Feb 2009
